Determination of phosphorus in water using iron hydroxide assisted laser-induced breakdown spectroscopy

文献类型: 外文期刊

第一作者: Shao, Yang

作者: Shao, Yang;Chen, Senliu;Zhou, Jianjun;Ma, Shixiang;Zhao, Xiande;Tian, Hongwu;Dong, Daming;Ma, Shixiang;Zhao, Xiande;Tian, Hongwu;Dong, Daming

作者机构:

期刊名称:JOURNAL OF ANALYTICAL ATOMIC SPECTROMETRY ( 影响因子:3.4; 五年影响因子:3.4 )

ISSN: 0267-9477

年卷期: 2023 年 38 卷 3 期

页码:

收录情况: SCI

摘要: Phosphorus (P) is an important indicator for evaluating eutrophication in water bodies. Laser-induced breakdown spectroscopy (LIBS), as a total elemental analysis technique, is widely used in various fields. This work proposes a new application for this technique based on the adsorption of P using iron hydroxide. Using this method, a calibration curve with an R-2 of 0.996 was obtained along with an optimal limit of detection (LoD) of P in water of 0.1 mg L-1. The analysis of spiked river and pond water samples showed P recoveries ranging from 94% to 113%. This adsorption-based analytical method of P allows the highly accurate assessment of actual water samples and could have practical applications.

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